US2016332934A1PendingUtilityA1
Staged fluorination process and reactor system
Est. expiryMar 13, 2033(~6.6 yrs left)· nominal 20-yr term from priority
C07C 17/087C07C 17/25
57
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Claims
Abstract
The invention relates to a composition comprising 2-choro-1,1,1,2-tetrafluoropropane (244bb) and less than about 2% by weight 1,1,1,2,2-pentafluoropropane (245cb).
Claims
exact text as granted — not AI-modified1 .- 17 . (canceled)
18 . A composition comprising 2-choro-1,1,1,2-tetrafluoropropane (244bb) and less than about 2% by weight 1,1,1,2,2-pentafluoropropane (245cb).
19 . The composition of claim 18 wherein the composition comprises less than about 1% by weight 1,1,1,2,2-pentafluoropropane (245cb).
20 . The composition of claim 19 wherein the composition comprises less than about 0.5% by weight 1,1,1,2,2-pentafluoropropane (245cb).
21 . The composition of claim 18 wherein the composition further comprises less than about 5% by weight 2-chloro-3,3,3-trifluoropropene (1233xf).
22 . The composition of claim 21 wherein the composition comprises less than about 2% by weight 2-chloro-3,3,3-trifluoropropene (1233xf).
23 . A composition comprising:
(i) 2-choro-1,1,1,2-tetrafluoropropane (244bb); (ii) less than about 2% by weight 1,1,1,2,2-pentafluoropropane (245cb); and (iii) less than about 5% by weight 2-chloro-3,3,3-trifluoropropene (1233xf).Join the waitlist — get patent alerts
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